modified bashrc php version

Docker/php-8.1-fpm/bashrc

@@ -1,4 +1,4 @@
 
-PS1='\e[36m\e[1mPHP-7.4\e[0m:\e[90m\w\e[0m\n$ '
+PS1='\e[36m\e[1mPHP-8.1\e[0m:\e[90m\w\e[0m\n$ '
 bind '"\e[A": history-search-backward'
 bind '"\e[B": history-search-forward'